Netwrck 
Dean Peppy Herbert
Australian software programmer known as peppy. He is famous for developing the video game osu! It was released for Microsoft Windows in September 2007. Osu![a] (stylized as osu!) is a free-to-play rhythm game primarily developed, published, and created by Dean "peppy" Herbert. Inspired by iNiS' rhythm game Osu! Tatakae! Ouendan, it was written in C# on the .NET Framework,[6] and was released for Microsoft Windows on 16 September 2007. The game has throughout the years been ported to macOS, Linux